linux-kernel - [PATCH -next] drm/msm: Use devm_platform_ioremap_resource

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Message-ID: <20240828084849.2527115-1-ruanjinjie@huawei.com>
Date: Wed, 28 Aug 2024 16:48:49 +0800
From: Jinjie Ruan <ruanjinjie@...wei.com>
To: <robdclark@...il.com>, <quic_abhinavk@...cinc.com>,
	<dmitry.baryshkov@...aro.org>, <sean@...rly.run>,
	<marijn.suijten@...ainline.org>, <airlied@...il.com>, <daniel@...ll.ch>,
	<linux-arm-msm@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
	<freedreno@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>
CC: <ruanjinjie@...wei.com>
Subject: [PATCH -next] drm/msm: Use devm_platform_ioremap_resource_byname()

platform_get_resource_byname() and devm_ioremap_resource() can be
replaced by devm_platform_ioremap_resource_byname(), which can
simplify the code logic a bit, No functional change here.

Signed-off-by: Jinjie Ruan <ruanjinjie@...wei.com>
---
 drivers/gpu/drm/msm/msm_io_utils.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/msm/msm_io_utils.c b/drivers/gpu/drm/msm/msm_io_utils.c
index afedd61c3e28..6f7933f01ae6 100644
--- a/drivers/gpu/drm/msm/msm_io_utils.c
+++ b/drivers/gpu/drm/msm/msm_io_utils.c
@@ -54,13 +54,7 @@ void __iomem *msm_ioremap_mdss(struct platform_device *mdss_pdev,
 			       struct platform_device *pdev,
 			       const char *name)
 {
-	struct resource *res;
-
-	res = platform_get_resource_byname(mdss_pdev, IORESOURCE_MEM, name);
-	if (!res)
-		return ERR_PTR(-EINVAL);
-
-	return devm_ioremap_resource(&pdev->dev, res);
+	return devm_platform_ioremap_resource_byname(mdss_pdev, name);
 }
 
 static void __iomem *_msm_ioremap(struct platform_device *pdev, const char *name,
-- 
2.34.1